nounformalless common
the state of being against the law
The court questioned the illegality of the arrest.
Common phrases & grammar
alleged illegality · the illegality of
American English
How to pronounce illegalities
nounB2
ihleeGAAlihddeez
/ˌɪ.liˈgæ.lɪ.ɾiz/
5 syllables · Stress the third syllable.
Related entry: illegality
the state of being against the law
Practice out loudMeanings & examples
Related words & forms
The plural changes y to ies: illegalities.